freCenteredRigid2DTransformController.cxx

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/*=========================================================================

  Program:   F.R.E.E. - flexible registration evaluation engine
  Version:   v.1.0.0
  Date:      $Date: 2006/09/01 12:00:00 $
  Module:    $RCSfile: freCenteredRigid2DTransformController.cxx,v $
  Language:  C++



  Copyright (c) 2007 Ralf o Floca (Department of Medical Informatics,
  Institute for Medical Biometry and Informatics, University of Heidelberg,
  Germany). All rights reserved.
  See FREECopyright.txt or http://www.mi.med.uni-hd.de/free/copyright.htm
  for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#include "freCenteredRigid2DTransformController.h"
#include "freTransformSetupAdaptor.h"

namespace FREE
{


CenteredRigid2DTransformController::
CenteredRigid2DTransformController()
{
  this->UpdateControllerID(ControllerID::CenteredRigid2DTransformController);
  this->m_Description = "A combination of rotation and translation in 2 dimensions.";
};

void
CenteredRigid2DTransformController::
GenerateProfile(CtrlProfile::ControllerProfile& profile,
                const SessionComponentCache* pComponentCache,
                bool bRegardOldSetup) const
{
  Superclass::GenerateProfile(profile,pComponentCache,bRegardOldSetup);

  //Parameters
  profile.Parameters().AddParameter(cParam_InitialTransformValues,CtrlProfile::Parameter::PVTDouble,"1: rotation angel (in radian)\n2: x center\n3: y center\n4: x translation\n5: y translation",5,"0");
  profile.Parameters().AddParameter(cParam_CurrentTransformValues,CtrlProfile::Parameter::PVTDouble,"1: rotation angel (in radian)\n2: x center\n3: y center\n4: x translation\n5: y translation",5,"0");
  profile.Parameters().AddParameter(cParam_TransformScale,CtrlProfile::Parameter::PVTDouble,"1: rotation angel (in radian)\n2: x center\n3: y center\n4: x translation\n5: y translation",5,"1",-1,true);
};

bool
CenteredRigid2DTransformController::
SetInitialTransformValues( ComponentType* pTransformComponent,
                           SessionComponentCache* pComponentCache,
                           SessionInfo* pSessionInfo,
                           const int& iInitializeByITV) const
{
  //let the transform be initialized by MatrixOffsetTransformController
  Superclass::SetInitialTransformValues( pTransformComponent, pComponentCache, pSessionInfo, iInitializeByITV);

  int iCenterType;

  if (!pComponentCache->SetupIsAssigned()) throwCtrlExceptionMacro("","Cannot initialize transform values, transform setup is not assigned in cache.");
  ComponentSetup* pTransformSetup = pComponentCache->Setup();

  if (!pTransformSetup->Parameters().GetParameterValue(cParam_CenterInitializationType,iCenterType)) throwExceptionMacro("Missing parameter: " << "CenterType");

  TransformSetupAdaptor adaptor(pTransformSetup);
  ParameterArrayType itv = adaptor.GetInitialTransformParameters();

  //set current transform values to initial transform values by default
  for (int iIndex=0; iIndex<itv.Size(); iIndex++)
  {
    pTransformSetup->Parameters().SetParameterValue(cParam_CurrentTransformValues,itv[iIndex],iIndex);
  };

  if (iCenterType>0)
  { //the center was initialized by controller and not
    //defined by ITV so copy center to current transform values
    for (int iIndex=0; iIndex<2; iIndex++)
    {
      pTransformSetup->Parameters().SetParameterValue(cParam_CurrentTransformValues,pTransformComponent->GetCenter().GetElement(iIndex),iIndex+1);
    }
  }

  if (iCenterType>1)
  { //the translation was initialized by controller and not
    //defined by ITV so copy translation to current transform values
    for (int iIndex=0; iIndex<2; iIndex++)
    {
      pTransformSetup->Parameters().SetParameterValue(cParam_CurrentTransformValues,pTransformComponent->GetTranslation().GetElement(iIndex),iIndex+3);
    }
  }

  return true;
};

} //end of namespace free

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